Physician

John Lancaster, MD

According to 2025 Medicare claims, John Lancaster, MD (NPI: 1487622098) practices family practice in the Cedar Rapids, IA market, with the plurality of this provider's patient population coming from Linn, IA. This provider's primary affiliated billing organization is MERCY PHYSICIAN ASSOCIATES, INC (NPI: 1811193352; TIN: 421442443) and primary practice location at 52213-9477. Lancaster is affiliated with the Mercycare Accountable Care Organization, LLC (ACO ID: A4649), Aledade 155 National MSSP (ACO ID: A5358), Main Street Rural Health Willow ACO LLC (ACO ID: A5404), and CoreHealth Alliance LLC (ACO ID: A5645), participating under the MSSP model.

Lancaster's data goes back to 2015 and runs through 2024. For example, in 2024, this provider had 264 traditional Medicare patients, billed 5,165 HCPCS/CPT codes, and received $183,369 in Medicare payments. The top billing code was G0439 (Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit). Part D data shows 8,533 prescription claims across 423 beneficiaries totaling $694,711 in drug costs, led by Ozempic (Semaglutide). DME data shows 539 claims. Open Payments data shows 56 records totaling $966. You can download detailed data with all billing codes (2015-2024). For more recent data, please contact us.

Over the past 10 years, this provider's Medicare Part B carrier billing has changed little. Concurrently, Part D prescription costs have risen steadily, from $444,846 to $694,711. In contrast, DME billing represents a smaller volume and rose steadily, from $21,250 to $23,713.

Part B Carrier Billing Trend

Medicare payment trend, with N of patients and claim lines in the table.

Year	Patients	Clm Lines	Payment
2015	297	4,023	$124,469
2016	323	4,378	$135,791
2017	321	4,967	$146,622
2018	396	5,306	$153,423
2019	322	5,113	$159,406
2020	322	4,668	$137,404
2021	401	4,425	$155,122
2022	319	5,045	$169,311
2023	276	5,144	$183,812
2024	264	5,165	$183,369

Part D Events Trend

Drug cost trend, with N of patients and prescription claims in the table.

Year	Patients	Claims	Drug Cost
2015	370	8,124	$444,846
2016	385	8,281	$475,823
2017	390	8,173	$517,665
2018	473	7,910	$590,555
2019	445	8,311	$681,013
2020	406	7,950	$718,195
2021	392	7,758	$684,366
2022	394	7,787	$752,780
2023	387	8,205	$823,274
2024	423	8,533	$694,711

DME Billing Trend

Medicare payment trend, with N of patients and DME claim records in the table.

Year	Patients	Claims	Payment
2015	182	468	$20,128
2016	176	459	$14,633
2017	225	651	$15,985
2018	264	740	$18,990
2019	303	709	$18,152
2020	250	670	$19,933
2021	246	626	$23,562
2022	217	595	$26,499
2023	212	636	$30,190
2024	228	539	$22,074

* / # = suppressed by CMS; 0 = reported zero; N/R = not reported or blank.

Top 5 Part B carrier billing codes in 2024

By total payments.

Code	Description	Patients	Clm Lines	Total Payment
G0439	Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit	179	179	$120
99214	Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more	234	492	$77
99213	Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more	165	329	$55
G0008	Administration of influenza virus vaccine	108	111	$30
36415	Insertion of needle into vein for collection of blood sample	200	414	$9

Top 5 Part D drugs in 2024

By total drug costs.

Drug	Generic	Claims	Total Day Supply	Total Drug Cost
Ozempic	Semaglutide	104	4,333	$141,171
Jardiance	Empagliflozin	83	5,120	$95,414
Eliquis	Apixaban	96	3,949	$74,650
Farxiga	Dapagliflozin Propanediol	24	1,620	$30,053
Xarelto	Rivaroxaban	33	1,444	$26,803

Top 5 DME services in 2024

By Total Medicare Payment Amount.

HCPCS Code	HCPCS Description	Supplier Rental Indicator	Total Supplier Beneficiaries	Total Supplier Claims	Total Medicare Payment Amount
A4239	Supply allowance for non-adjunctive, non-implanted continuous glucose monitor (cgm), includes all supplies and accessories, 1 month supply = 1 unit of service	N	N/R	26	$4,946
A7030	Full face mask used with positive airway pressure device, each	N	25	47	$4,079
A7031	Face mask interface, replacement for full face mask, each	N	20	40	$3,466
A7032	Cushion for use on nasal mask interface, replacement only, each	N	N/R	16	$1,394
A7034	Nasal interface (mask or cannula type) used with positive airway pressure device, with or without head strap	N	14	27	$1,314

Open Payments Summary in 2024

Category	Definition	Records	Total Reported Amount	Top Related Entity
General Payments	Reported payment or transfer-of-value amount.	56	$966	PFIZER INC.
Research Payments	Reported research-related payment or transfer-of-value amount.	0	$0	N/R
Ownership / Investment Interests	Reported value of ownership or investment interests.	0	$0	N/R

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FAQ

What Medicare data is available for John Lancaster, MD?

Tedicare shows public-source Medicare data for John Lancaster, MD (NPI 1487622098), including provider identity, specialty, market context, Medicare Part B activity, Part D prescribing, DME records, Open Payments where available, billing organization details, and ACO affiliation signals where available. Profile data covers 2015-2024, with current attribution based on 2025 claims where available.

Does John Lancaster, MD have ACO affiliation data?

John Lancaster, MD is shown with ACO affiliation data for Mercycare Accountable Care Organization, LLC (MSSP, ACO ID A4649), Aledade 155 National MSSP (MSSP, ACO ID A5358), Main Street Rural Health Willow ACO LLC (MSSP, ACO ID A5404), and CoreHealth Alliance LLC (MSSP, ACO ID A5645).

What billing organization is linked to John Lancaster, MD?

John Lancaster, MD is linked to MERCY PHYSICIAN ASSOCIATES, INC (billing NPI 1811193352) in the available physician profile data.

Does John Lancaster, MD have Open Payments data?

John Lancaster, MD has 56 connected Open Payments records in the available 2024 summary data.

Can I download physician-level Medicare data from Tedicare?

Yes. Tedicare provides sample physician export data and paid custom physician data exports for research, planning, outreach, and market analysis. Exports can include physician profile fields, market and specialty context, billing organization details, ACO affiliation signals where available, and Medicare utilization data.